{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005344},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005371","489:4890005192","477:4770003153","477:4770003309","477:4770003317","489:4890005230","477:4770002680","477:4770003247","477:4770003316","477:4770003320","477:4770003381","477:4770002918","477:4770003391","477:4770002416","468:4680003332","489:4890005231","468:4680002430","489:4890005227","477:4770002348","489:4890005163","468:4680003955","472:4720007347","489:4890004244","489:4890005229","489:4890003906"],"twin_admin_codes":[489,489,477,477,477,489,477,477,477,477,477,477,477,477,468,489,468,489,477,489,468,472,489,489,489],"twin_sims":[0.8492936048387417,0.8227434113714887,0.7642533234587798,0.7416813933499531,0.7098322647762693,0.6694085444052176,0.6312944314255319,0.6125906704402688,0.5807890863370095,0.5756722649349889,0.5729990449270111,0.5530357823811056,0.5382609396018574,0.5350024712729242,0.4969803938400732,0.46563249645524724,0.45786498531161,0.4555888469256366,0.44547571135394914,0.4357489337101466,0.417638482563209,0.4150051049402171,0.4116649563517533,0.4087698114543201,0.40410715201342906],"twin_dists":[0.07423331406396638,0.08112965127666318,0.09523546044573677,0.10040490980230414,0.10752581422969126,0.11636068809365656,0.12456891859057607,0.12857683312674165,0.13538972803689303,0.13648773839919084,0.1370617378925126,0.14135841013508574,0.1445534920976233,0.14526029310384178,0.15358224592851924,0.160578508346737,0.1623359326471337,0.1628529260312481,0.16516160083825673,0.16740101411509717,0.17162500428458846,0.17224554195676853,0.17303507702222373,0.17372168807708466,0.17483201692364075],"n_dims_used":45,"mean_confidence":0.9208578321668837},"coverage":{"mean_confidence":0.9208578321668837,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}